Condensers, Illuminators, Photometry, Etc.

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Condensers, Illuminators, Photometry, Etc.
1010606Condensers, Illuminators, Photometry, Etc.
<emphasis role="bold">Interchangeability of Sources and Detectors</emphasis> This chapter is written as a discussion of illuminating systems, based on the concept that we want to efficiently produce some level of uniform illumination from a given source. In almost every case, however, one can substitute a detector for the source and reverse the direction of the light, and the result is an analogous “radiometer” system of comparable efficiency. After
Warren J. Smith: Practical Optical System Layout: And Use of Stock Lenses. Condensers, Illuminators, Photometry, Etc., Chapter (McGraw-Hill Professional, 1997), AccessEngineering Export